55949875 has 16 divisors (see below), whose sum is σ = 70068960. Its totient is φ = 44604000.

The previous prime is 55949857. The next prime is 55949893. The reversal of 55949875 is 57894955.

It is an interprime number because it is at equal distance from previous prime (55949857) and next prime (55949893).

It is a de Polignac number, because none of the positive numbers 2^k-55949875 is a prime.

Its product of digits (2268000) is a multiple of the sum of its prime factors (1575).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46785 + ... + 47965.

It is an arithmetic number, because the mean of its divisors is an integer number (4379310).

Almost surely, 2^55949875 is an apocalyptic number.

55949875 is a deficient number, since it is larger than the sum of its proper divisors (14119085).

55949875 is a wasteful number, since it uses less digits than its factorization.

55949875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1575 (or 1565 counting only the distinct ones).

The product of its digits is 2268000, while the sum is 52.

The square root of 55949875 is about 7479.9649063348. The cubic root of 55949875 is about 382.4720528658.

The spelling of 55949875 in words is "fifty-five million, nine hundred forty-nine thousand, eight hundred seventy-five".